1. A method, comprising:responsive to a trigger event, establishing a session between a first device and a set of second devices;
exchanging session data with the second devices in the session, wherein the session data comprises identity data and position data;
determining a relative position of each of the second devices in the session relative to the first device based on the position data;
logging event data and data including the relative position associated with the session;
activating a third device associated with the session for a selected one of the second devices based on the relative position of the selected one of the second devices; and
removing a selected one of the set of second devices from the session responsive to a termination event and terminating the exchanging of the session data with the selected one of the second devices.